If you've been 3D printing for a while, you might have heard of Klipper. This custom firmware improves many 3D printers, but does take some work to install.

In this example, we just print back the unchanged content of the G-code line. Perl uses a default variable $_, which is implicitly used in some places.

Fast-forward a decade, and the world of 3D printing has evolved tremendously. Printers are faster, smarter, and more refined.

Color gradient filament is fun stuff to play with. It lets you make 3D prints that slowly fade from one color to another along the Z-axis. [David Gozzard] wanted to do some printing with this effec… ...

How to 3D Print an Entire House in a Single Day A company from Austin, Texas is building 800-square-foot houses from concrete pumped out of a giant 3D printer.

Unlike traditional paper printing, 3D printing creates three-dimensional objects by using code to print thousands of layers. kovaciclea/Getty Images ...